170914-N-TB148-039 BUSAN, Republic of Korea (Sept. 14, 2017) Vice Adm. Phil Sawyer, commander of U.S. 7th Fleet, speaks with Vice Adm. Jung, Jin-Sup, commander of the Republic of Korea (ROK) Fleet, during an office call at ROK Fleet headquarters. Sawyer's visit includes meetings with U.S. and ROK military leaders as well as the signing of a component-level MOU with the ROK navy to enhance coordination and training in support of the U.S. and ROK alliance. (U.S. Navy photo by Mass Communication Specialist Seaman William Carlisle/Released)